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(11)

EP 3 592 963 A1

(12)

(43) Date of publication: 15.01.2020 Bulletin 2020/03 (21) Application number: 18708487.6 (22) Date of filing: 19.02.2018

(51) International Patent Classification (IPC):  F02G 1/043(2006.01) F04B 35/00(2006.01) F25B 1/00(2006.01) F02B 63/04(2006.01) F02G 3/02(2006.01) F01B 11/00(2006.01) F24F 5/00(2006.01) (86) International application number: PCT/IB2018/051006 (87) International publication number: WO 2018/163000 (13.09.2018 Gazette 2018/37)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD TN (30) Priority: 07.03.2017 IT 201700025301 (71) Applicant: Nova Somor S.r.l. 97100 Ragusa (RG) (IT)	(72) Inventors: BELARDINELLI, Roberto 47921 Rimini (IT) MANCINI, Giordano 60012 Trecastelli (AN) (IT) DI MAIUTA, Alessandro 96015 Francofonte (SR) (IT) (74) Representative: Gregorj S.r.l.  Via L. Muratori, 13/b 20135 Milano 20135 Milano (IT)